262553131 has 2 divisors, whose sum is σ = 262553132. Its totient is φ = 262553130.

The previous prime is 262553107. The next prime is 262553143. The reversal of 262553131 is 131355262.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 262553131 - 2⁵ = 262553099 is a prime.

It is a super-2 number, since 2×262553131² = 137868293195806322, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 262553131.

It is not a weakly prime, because it can be changed into another prime (262553231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131276565 + 131276566.

It is an arithmetic number, because the mean of its divisors is an integer number (131276566).

Almost surely, 2^262553131 is an apocalyptic number.

262553131 is a deficient number, since it is larger than the sum of its proper divisors (1).

262553131 is an equidigital number, since it uses as much as digits as its factorization.

262553131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5400, while the sum is 28.

The square root of 262553131 is about 16203.4913213171. The cubic root of 262553131 is about 640.3327785964.

The spelling of 262553131 in words is "two hundred sixty-two million, five hundred fifty-three thousand, one hundred thirty-one".